SQL语句查询数据库所有表和所有字段的详细信息（包括表描述和字段描述）
2024-10-01 16:53:31
select (case
when a.colorder = 1 then
ddd.value
else
''
end
) as "表名（中文）" --如果表名相同就返回空
, (case
when a.colorder = 1 then
d.name
else
''
end
) as 表名 --如果表名相同就返回空
, (case
when a.colorder = 1 then
ddd.value
else
''
end
) as 表说明 --如果表名相同就返回空
, a.colorder as 字段序号
, a.name as 字段名
, (case
when columnproperty(a.id, a.name, 'IsIdentity') = 1 then
'√'
else
''
end
) as 是否自增标识
, (case
when
(
select count(*)
from sys.sysobjects --查询主键
where (name in
(
select name
from sys.sysindexes
where (id = a.id)
and (indid in
(
select indid
from sys.sysindexkeys
where (id = a.id)
and (colid in
(
select colid from sys.syscolumns where (id = a.id) and (name = a.name)
)
)
)
)
)
)
and (xtype = 'PK')
) > 0 then
'√'
else
''
end
) as 主键 --查询主键END
, b.name as 类型
, a.length as 占用字节数
, columnproperty(a.id, a.name, 'PRECISION') as 长度
, isnull(columnproperty(a.id, a.name, 'Scale'), 0) as 小数位数
, (case
when a.isnullable = 1 then
'√'
else
''
end
) as 允许空
, isnull(e.text, '') as 默认值
, isnull(g.value, '') as 字段说明
from sys.syscolumns a
left join sys.systypes b
on a.xtype = b.xusertype
inner join sys.sysobjects d
on a.id = d.id
and d.xtype = 'U'
and d.name <> 'dtproperties'
left outer join
(
select major_id
, value
from sys.extended_properties
where name = 'MS_Description'
and minor_id = 0
) as ddd
on a.id = ddd.major_id
left join sys.syscomments e
on a.cdefault = e.id
left join sys.extended_properties g
on a.id = g.major_id
and a.colid = g.minor_id
order by a.id
, a.colorder;
ALTER PROC [dbo].[sp_helpremark] @TABLE_NAME VARCHAR(50) AS SELECT
(case when a.colorder=1 then ddd.value else '' end) as "表名（中文）",--如果表名相同就返回空
(case when a.colorder=1 then d.name else '' end) as 表名,--如果表名相同就返回空
(case when a.colorder=1 then ddd.value else '' end) as 表说明,--如果表名相同就返回空
a.colorder as 字段序号,
a.name as 字段名,
(case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end) as 是否自增标识,
(case when (SELECT count(*) FROM sysobjects--查询主键
WHERE (name in
(SELECT name FROM sysindexes
WHERE (id = a.id) AND (indid in
(SELECT indid FROM sysindexkeys
WHERE (id = a.id) AND (colid in
(SELECT colid FROM syscolumns
WHERE (id = a.id) AND (name = a.name)
)
)
)
)
)
)
AND (xtype = 'PK'))>0 then '√' else '' end) as 主键,--查询主键END
b.name as 类型,
a.length as 占用字节数,
COLUMNPROPERTY(a.id,a.name,'PRECISION') as 长度,
isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0) as 小数位数,
(case when a.isnullable=1 then '√'else '' end) as 允许空,
isnull(e.text,'') as 默认值,
isnull(g.[value],'') AS 字段说明 FROM syscolumns a left join systypes b on a.xtype=b.xusertype
inner join sysobjects d
on a.id=d.id and d.xtype='U' and d.name<>'dtproperties'
LEFT OUTER JOIN( SELECT major_id, value
FROM sys.extended_properties
WHERE name='MS_Description' AND minor_id = 0)
as ddd ON a.id = ddd.major_id
left join syscomments e
on a.cdefault=e.id
left join sys.extended_properties g
on a.id=g.major_id AND a.colid = g.minor_id where d.name like '%'+@TABLE_NAME+'%'
order by a.id,a.colorder
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